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In an exothermic reaction, the total ent...

In an exothermic reaction, the total enthalpy of products is greater than that of reactants.

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In an endothermic reaction, the total enthalpy of products is greater than that of reactants.

In an exothermic reaction, the total enthalpy of reactant is ………….then that of products.

Knowledge Check

  • In exothermic reaction

    A
    Heat absorbed is given negative sign
    B
    Change in enthalpy is given positive sign
    C
    Heat evolved is given positive sign
    D
    None of these.

  • In exothermic reaction

    A
    `H_(R)= H_(P)`
    B
    `H_(R) gt H_(P)`
    C
    `H_(R) lt H_(P)`
    D
    `Delta H=0`

  • For an exothermic reaction

    A
    `H_p` of the products is less than `H_r` of the reactants
    B
    `H_p` of the products is more than `H_r` of the reactants
    C
    `H_p` of the products is equal to `H_r` of the reactants
    D
    `triangleH` is always positive

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    In exothermic reactions, the energy of products is more than the energy of reactants.

    For an exothermic reaction

    In exothermic reaction, the reactants

    In exothermic reaction the products are

    Statement-1: All combustion reactions are exothermic. Statement-2: Enthalpies of products greater than enthalpies of reactants (Sv_(p)D_(f)H(P) gt Sv_(R)D_(f)(R))

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